in Prehistoric Times Are Re-Created in Concrete 



The Plesiosaurus, a marine monster which 

 inhabited the earth about ten million years 

 ago. He possessed a serpent's neck, the 

 head of a bird, the teeth of a crocodile, the 

 ribs of a chameleon and the fins of a whale 



The Iguanodon, a dinosaur that reminds one of the kangaroo. Every bone of the monster's 

 body has been found in Belgium and England and cast in plaster. The fore limbs were com- 

 paratively small, the large three-toed hind limbs being chiefly used in walking and jumping 



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